Sint Maarten weather live forecast

• Monday
  22nd Sep
  33
  28
  
  7
  11
• Tuesday
  23rd Sep
  32
  28
  
  6
  10
• Wednesday
  24th Sep
  32
  27
  
  5
  7
• Thursday
  25th Sep
  32
  27
  
  7
  10
• Friday
  26th Sep
  32
  28
  
  6
  11

5-day weather forecast updated at 04:02 on Monday 22nd September 2025 GMT

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The 5-day weather forecast for Sint Maarten is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Sint Maarten weather forecast by day

Below are the detailed weather forecasts for Sint Maarten for the next 5 days.

Sint Maarten weather for Monday 22nd September 2025

Expect isolated thunderstorms in Sint Maarten, Sint Maarten with a maximum temperature of 33°C, high levels of heat & humidity, maximum UV of 11 (Extreme) and 7 hours of bright sunshine. There are 2-5 mm of rainfall expected with 33% chance of some rain and a gentle breeze of 18 kph from the east.

• 33
  °C maximum temperature
• 28
  °C minimum temperature
• 
  isolated thunderstorms
• 7
  hours of sunshine
• 11
  UV index (Extreme)
• 33
  % chance of some rain
• <5
  mm of rainfall expected
• H
  high heat & humidity
• 18
  kph wind from E

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Sint Maarten weather for Tuesday 23rd September 2025

Expect isolated thunderstorms in Sint Maarten, Sint Maarten with a maximum temperature of 32°C, high levels of heat & humidity, maximum UV of 10 (Very High) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 95% chance of some rain and a moderate breeze of 22 kph from the east.

• 32
  °C maximum temperature
• 28
  °C minimum temperature
• 
  isolated thunderstorms
• 6
  hours of sunshine
• 10
  UV index (Very High)
• 95
  % chance of some rain
• <10
  mm of rainfall expected
• H
  high heat & humidity
• 22
  kph wind from E

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Sint Maarten weather for Wednesday 24th September 2025

Expect isolated thunderstorms in Sint Maarten, Sint Maarten with a maximum temperature of 32°C, high levels of heat & humidity, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 20-30 mm of rainfall expected with 94% chance of some rain and a moderate breeze of 22 kph from the south-east.

• 32
  °C maximum temperature
• 27
  °C minimum temperature
• 
  isolated thunderstorms
• 5
  hours of sunshine
• 7
  UV index (High)
• 94
  % chance of some rain
• <30
  mm of rainfall expected
• H
  high heat & humidity
• 22
  kph wind from SE

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Sint Maarten weather for Thursday 25th September 2025

Expect isolated thunderstorms in Sint Maarten, Sint Maarten with a maximum temperature of 32°C, high levels of heat & humidity, maximum UV of 10 (Very High) and 7 hours of bright sunshine. There are 20-30 mm of rainfall expected with 67% chance of some rain and a gentle breeze of 14 kph from the south-east.

• 32
  °C maximum temperature
• 27
  °C minimum temperature
• 
  isolated thunderstorms
• 7
  hours of sunshine
• 10
  UV index (Very High)
• 67
  % chance of some rain
• <30
  mm of rainfall expected
• H
  high heat & humidity
• 14
  kph wind from SE

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Sint Maarten weather for Friday 26th September 2025

Expect isolated thunderstorms in Sint Maarten, Sint Maarten with a maximum temperature of 32°C, high levels of heat & humidity, maximum UV of 11 (Extreme) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 62% chance of some rain and a light breeze of 11 kph from the south.

• 32
  °C maximum temperature
• 28
  °C minimum temperature
• 
  isolated thunderstorms
• 6
  hours of sunshine
• 11
  UV index (Extreme)
• 62
  % chance of some rain
• <10
  mm of rainfall expected
• H
  high heat & humidity
• 11
  kph wind from S

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• Book online & save up to 4% on Marella Cruises
• Discount varies by season. Book online with TUI
• Destinations across the Med, Caribbean & USA

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View all Marella Cruises offers

Metric (°C / mm)  |  Imperial (°F / inches)

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